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36 lines
809 B
Python
36 lines
809 B
Python
import re
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_mw_prepositions = [
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'close to',
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'down by',
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'on the way to',
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'on my way',
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'on his way',
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'on her way',
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'on your way',
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'on our way',
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'on their way',
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]
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MW_PREPOSITIONS_RE = re.compile('|'.join(_mw_prepositions), flags=re.IGNORECASE)
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TIME_RE = re.compile(
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'{colon_digits}|{colon_digits} ?{am_pm}?|{one_two_digits} ?({am_pm})'.format(
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colon_digits=r'[0-2]?[0-9]:[0-5][0-9](?::[0-5][0-9])?',
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one_two_digits=r'[0-2]?[0-9]',
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am_pm=r'[ap]\.?m\.?'))
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MONEY_RE = re.compile('\$\d+(?:\.\d+)?|\d+ dollars(?: \d+ cents)?')
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DAYS_RE = re.compile('Monday|Tuesday|Wednesday|Thursday|Friday|Saturday|Sunday')
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REGEXES = [('IN', 'O', MW_PREPOSITIONS_RE), ('CD', 'TIME', TIME_RE),
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('NNP', 'DATE', DAYS_RE), ('CD', 'MONEY', MONEY_RE)]
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